نتایج جستجو برای: sheep shearing
تعداد نتایج: 44673 فیلتر نتایج به سال:
in the present study, shearing properties of sugar cane stems were determined at five moisture content levels (46, 54, 62, 70 and 78% wb), three shearing speed (5, 10 and 15 mm min-1) and at ten positions on the stem. for measuring the shearing forces, the stems were severed by using a computer aided cutting apparatus. decrease in moisture content of stem from 78 to 46% wb led to 16.3 and 16.7%...
The objective of this thesis was to better understand the epidemiology of caseous lymphadenitis (CLA) and its economic effects on the Australian sheep industries. The work also sought to apply this knowledge to better understand how to control the disease in Australian sheep flocks. The occurrence of CLA in some other species, as a comparison to CLA in sheep, is described in the literature revi...
One hundred years ago, there were more than 48 million sheep in the United States. In 1910, they were valued at $4/head, with 43% of income coming from the sale of sheep, lambs, and meat and 57% coming from wool. Over the years, fluctuations in this ratio have challenged the breeder and researcher alike. By 2007, sheep numbers had declined to 6.2 million, with the average sheep shearing 3.4 kg ...
In Britain sheep are normally kept out-of-doors in winter and on hill farms they may be exposed to very severe weather conditions. On some hill farms pregnant ewes weighing 100 lb at the beginning of winter may well weigh 80 lb just before they lamb if the intervening winter weather has been severe. Deaths of ewes and more particularly of newborn Iambs can be very many in bad winters (Robinson,...
Ehram is a type of clothing used in outwear by women for covering or protection from cold. As result shearing the wool sheep, cleaning it its dirt, drying laying and spinning it, ehram yarns are prepared woven on wooden shuttle handloom. The colors consist natural sheep such as beige (coffee with milk folk language), white, purple, black. There also many types embroidery- ornament weaving. Thes...
Three varieties of wheat and knife bevel angles, four levels of moisture content and three shearing speeds of pendulum were considered to determine their effects on the shearing energy of wheat straw. Results showed that the effects of variety, knife bevel angle, moisture content and shearing speed on shearing energy were significant (P<0.01). Shearing energy decreased with decreasing moisture ...
Variance components for greasy fleece weight in Rambouillet sheep were estimated. Greasy fleece weight was modeled either as repeated measurements on the same trait or as different traits at different ages. The original data were separated according to the age of the ewe at shearing into three classes; 1 yr, 2 and 3 yr, and older than 3 yr. An animal model was used to obtain estimates of geneti...
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